Subtract 81/35 from 54/8
1st number: 6 6/8, 2nd number: 2 11/35
54/8 - 81/35 is 621/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
54/8 = 54 × 35/8 × 35 = 1890/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
81/35 = 81 × 8/35 × 8 = 648/280 - Subtract the two like fractions:
1890/280 - 648/280 = 1890 - 648/280 = 1242/280 - After reducing the fraction, the answer is 621/140
- In mixed form: 461/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/16-81/35 54/8-81/70 54/24-81/35 54/40-81/35 54/56-81/35